A stirring duet from Dalton and past X Factor winner James Arthur, performing The Power of Love.
How many dance floor anthems can you fit in 5 minutes? Turns out, a lot! Nile Rodgers, Chic and the X Factor Contestants perform a selection of Chic's back catalogue.
2006 champion Leona Lewis returns to the X Factor stage to perform a mesmerizing duet with Scarlett Lee.
Ellie Goulding returns to form and the X Factor stage, performing her hit single, Close To Me.
The Leeds lads predict a riot, but who's predicting an X Factor win for Anthony?
If there's one song that'll stay in your head until Christmas, this is it! (Sorry folks).